--- a/ExtensionCorba/ProjectInterfacesBrowser.py	Wed Oct 25 17:56:14 2023 +0200
+++ b/ExtensionCorba/ProjectInterfacesBrowser.py	Wed Oct 25 18:04:06 2023 +0200
@@ -564,7 +564,7 @@
         )
         if ok:
             if not os.path.splitext(filename)[1]:
-                filename = filename + ".idl"
+                filename += ".idl"
 
             if os.path.exists(filename):
                 EricMessageBox.critical(